Swift UIWebViewDelegate.swift

class ViewController: UIViewController, UIWebViewDelegate {
                            
    @IBOutlet weak var webView: UIWebView!
    
    override func viewDidLoad() {
        super.viewDidLoad()
        
        let request = NSURLRequest(URL: NSURL(string: "http://www.duckduckgo.com"))
//        let request = NSURLRequest(URL: NSURL(string: "http://www.google.com"))
//        let request = NSURLRequest(URL: NSURL(string: "http://www.apple.com"))
        webView.loadRequest(request)
    }
    
    func webView(webView: UIWebView!, shouldStartLoadWithRequest request: NSURLRequest!, navigationType: UIWebViewNavigationType) -> Bool {
        switch request.URL {
        case let url where handleGoogle(url):
            return false
        case let url where handleApple(url):
            return false
        default:
            return true
        }
    }
    
    func handleGoogle(url: NSURL) -> Bool {
        if url.absoluteString.hasPrefix("http://www.google") {
            NSLog("I'm doing something else with google")
            // Do something else with the URL and don't handle the request
            return true
        }
        return false
    }
    
    func handleApple(url: NSURL) -> Bool {
        if url.absoluteString.hasPrefix("http://www.apple") {
            NSLog("I'm doing something else with apple")
            // Do something else with the URL and don't handle the request            
            return true
        }
        return false
    }

}